Viewing archive of Wednesday, 12 September 2012

Sunspot numberNew regionsBackground fluxMaximum fluxC
68 -52 2B4.1C2.063

Solar flares

RegionStartMaximumEnd
-C1.3 01:0101:0401:06
-B6.4 04:3304:3604:38
1564C1.5 10:0510:3110:51
-C1 14:1014:2814:37
1564B9.1 17:2718:0319:04
1569B7.4 22:3822:4122:45
1569B9.7 22:5923:2423:37

<< Go to daily overview page

Latest news

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!

100%

Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/10/26Kp5 (G1)
Number of spotless days in 2019:271
Current stretch spotless days:44

This day in history*

Solar flares
12002M2.5
22002M1.9
32001M1.5
42002M1.3
52001M1.0
ApG
1199520G1
2199417
3200413
4200612
5199812
*since 1994

Social networks